Serial Ports - ADLINK Technology COM Express Express-BASE7 User Manual

6.14.

Serial Ports

CN1002: Serial Ports from Super I/O
COM 3 [DB9] [top]
COM4 [DB9] [bottom]
Pin Signal
1 DCD#
2 RXD
3 TXD
4 DTR#
5 GND
CN22: IrDA Connector
Pin Signal
1 + 5V
2 NC
3 IrRXD
4 GND
5 IrTXD
JP18: Super I/O
Enable/Disable the Super I/O. By default, the Express-BASE7 enables the onboard W83627DHG-PT Super I/O. To
disable the onboard Super I/O, short pins 2-3 of jumper JP18
Jumper Status
1-2 ENABLE <<<<
2-3 DISABLE
JP10: Super I/O IO Address
Selection of address of Super I/O
Jumper Status
1-2 4Eh
2-3 2Eh
JP11: Super I/O Clock
Selection of clock of Super I/O
Jumper Status
1-2 48 MHz
2-3 24 MHz
Note: <<<< indicates default setting
28
Pin Signal
6 DSR
7 RTS#
8 CTS#
9 RI#
1
1
2
3
1
2
3
<<<<
1
<<<<
2
3
Connectors, Pinouts and Jumpers